Lydiksen Elementary (Data source)
Source data for Lydiksen Elementary
2015
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 119732 | 2473 | - | 2436 | = | 37 | * | (123 | / | 368) | = | 12.36684781 | ||
4 | 119733 | 2518 | - | 2485 | = | 33 | * | (127 | / | 368) | = | 11.38858694 | ||
5 | 119735 | 2528 | - | 2528 | = | 0 | * | (118 | / | 368) | = | 0.0 | ||
Step 4 | SUM Weighted Distance From Standard to get 2015 Difference From Standard for Lydiksen Elementary | 24 |
2016
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 3330 | 2485 | - | 2436 | = | 49 | * | (104 | / | 370) | = | 13.77297297 | ||
4 | 3331 | 2530 | - | 2485 | = | 45 | * | (127 | / | 370) | = | 15.44594594 | ||
5 | 3333 | 2549 | - | 2528 | = | 21 | * | (139 | / | 370) | = | 7.88918918 | ||
Step 4 | SUM Weighted Distance From Standard to get 2016 Difference From Standard for Lydiksen Elementary | 37 |
2017
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 3448 | 2498 | - | 2436 | = | 62 | * | (105 | / | 343) | = | 18.97959178 | ||
4 | 3449 | 2530 | - | 2485 | = | 45 | * | (103 | / | 343) | = | 13.51311953 | ||
5 | 3451 | 2560 | - | 2528 | = | 32 | * | (135 | / | 343) | = | 12.59475216 | ||
Step 4 | SUM Weighted Distance From Standard to get 2017 Difference From Standard for Lydiksen Elementary | 45 |
2018
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 3448 | 2488 | - | 2436 | = | 52 | * | (108 | / | 317) | = | 17.71608831 | ||
4 | 3450 | 2550 | - | 2485 | = | 65 | * | (104 | / | 317) | = | 21.32492109 | ||
5 | 3452 | 2562 | - | 2528 | = | 34 | * | (105 | / | 317) | = | 11.26182962 | ||
Step 4 | SUM Weighted Distance From Standard to get 2018 Difference From Standard for Lydiksen Elementary | 50 |
2019
Step 1 | Step 2 | Step 3 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Get Mean Scale Score from line numbers in this data file. | Subtract 'met min' Scale Score. from Mean Scale Score to get Distance From Standard | Multiply Distance From Standard by proportion of students in grade. | ||||||||||||
Grade | Line number |
Mean Scale Score |
- | Scale Score: met min |
= | Distance from standard |
* | (Students tested in grade |
/ | Students) tested in school |
= | Weighted Distance From Standard |
||
3 | 3493 | 2492 | - | 2436 | = | 56 | * | (123 | / | 330) | = | 20.87272723 | ||
4 | 3494 | 2524 | - | 2485 | = | 39 | * | (104 | / | 330) | = | 12.29090909 | ||
5 | 3495 | 2579 | - | 2528 | = | 51 | * | (103 | / | 330) | = | 15.91818181 | ||
Step 4 | SUM Weighted Distance From Standard to get 2019 Difference From Standard for Lydiksen Elementary | 49 |
Last steps
Compute the average
2015 | 2016 | 2017 | 2018 | 2019 | Sum | Average |
---|---|---|---|---|---|---|
24 | 37 | 45 | 50 | 49 | 205.0 | 41.0 |
Compute the Upper Control Limit
Simply compute the standard deviation and multiply by 3 and add to the average: 71.0
Compute the Lower Control Limit
Simply compute the standard deviation and multiply by 3 and subtract from the average: 11.0
For the lines, you have the data necessary to plot the chart.
Very last step
The percent of students getting a Free or Reduced Price Meal comes from the following sources:
2015 | 2016 | 2017 | 2018 | 2019 | |
---|---|---|---|---|---|
Percent | 6% | 6% | 6% | 6% | 8% |
Data source | 2015 data file | 2016 data file | 2017 data file | 2018 data file | 2019 data file |
Pleasanton Unified school district County of Alameda
THIS chart shows what the school system "wants"
PLUS a "special" or "outside" cause of variation: wealth/poverty.
NOT what teachers want.
NOT what principals want.
NOT what parents want.
Lydiksen Elementary math proficiency
Zero+ meets standard.
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
4% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
5% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
5% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
5% less $meal
![](/assets/house_drawing_5in-c6442fed32af63d603d8b366066112e716dad0472d326bacc949d19f4beb6f9b.png)
7% less $meal
• Any result above zero is proficient; below is not proficient. • There is a 99% chance that results will remain the same in coming years, which is to say, between the Upper and Lower Control Limits (the gray lines). • The houses with the % of students receiving a Free or Reduced Price Meal is a measure of wealth/poverty.